diff --git a/MobileGL/MG_Test/Program/CMakeLists.txt b/MobileGL/MG_Test/Program/CMakeLists.txt
index fe1f5425..70137c58 100644
--- a/MobileGL/MG_Test/Program/CMakeLists.txt
+++ b/MobileGL/MG_Test/Program/CMakeLists.txt
@@ -53,8 +53,8 @@ endif()
 
 
 add_executable(
-        ProgramTest
-        ProgramTest.cpp
+        ProgramUtilTest
+        ProgramUtilTest.cpp
 
         ${MGL_ROOT}/MobileGL/MG_Util/Converters/GLToStr/GLEnumConverter.cpp
         ${MGL_ROOT}/MobileGL/MG_Util/Converters/GLToGlslang/GLShaderLangConverter.cpp
@@ -62,16 +62,16 @@ add_executable(
         ${MGL_ROOT}/MobileGL/MG_Util/ShaderTranspiler/SpvcSession.cpp
 )
 
-target_include_directories(ProgramTest PRIVATE
+target_include_directories(ProgramUtilTest PRIVATE
         ${MGL_ROOT}/include
         ${MGL_ROOT}/MobileGL
 )
 
 target_link_libraries(
-        ProgramTest
+        ProgramUtilTest
         GTest::gtest_main
         ${LINK_LIBRARIES}
 )
 
 include(GoogleTest)
-gtest_discover_tests(ProgramTest)
\ No newline at end of file
+gtest_discover_tests(ProgramUtilTest)
\ No newline at end of file
diff --git a/MobileGL/MG_Test/Program/ProgramTest.cpp b/MobileGL/MG_Test/Program/ProgramUtilTest.cpp
similarity index 96%
rename from MobileGL/MG_Test/Program/ProgramTest.cpp
rename to MobileGL/MG_Test/Program/ProgramUtilTest.cpp
index 7a3b9fdd..454127f4 100644
--- a/MobileGL/MG_Test/Program/ProgramTest.cpp
+++ b/MobileGL/MG_Test/Program/ProgramUtilTest.cpp
@@ -6,11 +6,11 @@
 #include "Includes.h"
 using namespace MobileGL;
 
-class ProgramTest : public ::testing::Test {
+class ProgramUtilTest : public ::testing::Test {
 protected:
 };
 
-TEST_F(ProgramTest, Sanity) {
+TEST_F(ProgramUtilTest, Sanity) {
     ASSERT_TRUE(true);
 }
 
@@ -34,7 +34,7 @@ void main(){
     texCoord = Position.xy / OutSize;
 })";
 
-TEST_F(ProgramTest, CompileSimpleVertexShader) {
+TEST_F(ProgramUtilTest, CompileSimpleVertexShader) {
     using namespace MG_Util::ShaderTranspiler;
     ShaderAttrib attrib {
         .shaderType = GL_VERTEX_SHADER,
@@ -86,7 +86,7 @@ void main() {
     fragColor = vec4(OutColor, 1.0);
 })";
 
-TEST_F(ProgramTest, CompileSimpleFragmentShader) {
+TEST_F(ProgramUtilTest, CompileSimpleFragmentShader) {
     using namespace MG_Util::ShaderTranspiler;
     ShaderAttrib attrib {
             .shaderType = GL_FRAGMENT_SHADER,
@@ -115,7 +115,7 @@ void main() {
     fragColor = color * ColorModulator;
 })";
 
-TEST_F(ProgramTest, CompileFragmentShaderWithDiscard) {
+TEST_F(ProgramUtilTest, CompileFragmentShaderWithDiscard) {
     using namespace MG_Util::ShaderTranspiler;
     ShaderAttrib attrib {
         .shaderType = GL_FRAGMENT_SHADER,
@@ -162,7 +162,7 @@ TEST_F(ProgramTest, CompileFragmentShaderWithDiscard) {
     }
 }
 
-TEST_F(ProgramTest, CompileAndLinkProgram) {
+TEST_F(ProgramUtilTest, CompileAndLinkProgram) {
     using namespace MG_Util::ShaderTranspiler;
     ShaderAttrib vs_attrib {
         .shaderType = GL_VERTEX_SHADER,
@@ -196,7 +196,7 @@ TEST_F(ProgramTest, CompileAndLinkProgram) {
     }
 }
 
-TEST_F(ProgramTest, DecompProgram) {
+TEST_F(ProgramUtilTest, DecompProgram) {
     using namespace MG_Util::ShaderTranspiler;
     ShaderAttrib vs_attrib {
         .shaderType = GL_VERTEX_SHADER,
diff --git a/MobileGL/MG_Util/ShaderTranspiler/ShaderCompiler.cpp b/MobileGL/MG_Util/ShaderTranspiler/ShaderCompiler.cpp
index a623cc28..d1116600 100644
--- a/MobileGL/MG_Util/ShaderTranspiler/ShaderCompiler.cpp
+++ b/MobileGL/MG_Util/ShaderTranspiler/ShaderCompiler.cpp
@@ -114,7 +114,7 @@ namespace MobileGL {
 
             Result<SharedPtr<glslang::TShader>> ShaderCompiler::CompileShader(const ShaderAttrib& attrib) {
                 auto shaderType = attrib.shaderType;
-                auto sourceStr = attrib.sourceStr;
+                auto& sourceStr = attrib.sourceStr;
 
                 auto lang = GetEShLanguageByShaderType(shaderType);
                 if (lang == EShLanguage::EShLangCount) {
@@ -128,7 +128,7 @@ namespace MobileGL {
                 SharedPtr<glslang::TShader> res;
                 auto& tshader = res;
                 tshader = MakeShared<glslang::TShader>(lang);
-                const char* src[] = { sourceStr.c_str() };
+                const char* src[] = { sourceStr.data() };
                 tshader->setStrings(src, 1);
                 tshader->setInvertY(true);
                 tshader->setEnvInput(glslang::EShSourceGlsl, lang, glslang::EShClientVulkan, 450);
diff --git a/MobileGL/MG_Util/ShaderTranspiler/Types.h b/MobileGL/MG_Util/ShaderTranspiler/Types.h
index 74cd83c2..acb37236 100644
--- a/MobileGL/MG_Util/ShaderTranspiler/Types.h
+++ b/MobileGL/MG_Util/ShaderTranspiler/Types.h
@@ -15,7 +15,7 @@ namespace MobileGL {
 
             struct ShaderAttrib {
                 GLenum shaderType;
-                String sourceStr;
+                StringView sourceStr;
                 Flags<ShaderCompileBits> flags;
             };
 
diff --git a/MobileGL/MG_Util/Types.h b/MobileGL/MG_Util/Types.h
index e19e622d..c10e5a0c 100644
--- a/MobileGL/MG_Util/Types.h
+++ b/MobileGL/MG_Util/Types.h
@@ -2,6 +2,12 @@
 
 #define GL_UNKNOWN_MGL 0
 
+#define THROW_EXCEPTION(msg) \
+	throw std::runtime_error(msg);
+
+#define THROW_UNIMPL_EXCEPTION \
+	THROW_EXCEPTION("Unimplemented function called!")
+
 namespace MobileGL {
 	using String = std::string;
 	using StringStream = std::stringstream;
@@ -18,6 +24,7 @@ namespace MobileGL {
 	using Bool = bool;
 	using Float = float;
 	using Double = double;
+	using StringView = std::string_view;
 	template <typename T>
 	using Vector = std::vector<T>;
 	template <typename T, typename N>